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| 1 | <?php |
| 2 | /** |
| 3 | * Plugins sync module. |
| 4 | * |
| 5 | * @package automattic/jetpack-sync |
| 6 | */ |
| 7 | |
| 8 | namespace Automattic\Jetpack\Sync\Modules; |
| 9 | |
| 10 | use Automattic\Jetpack\Constants as Jetpack_Constants; |
| 11 | use WP_Error; |
| 12 | |
| 13 | if ( ! defined( 'ABSPATH' ) ) { |
| 14 | exit( 0 ); |
| 15 | } |
| 16 | |
| 17 | /** |
| 18 | * Class to handle sync for plugins. |
| 19 | */ |
| 20 | class Plugins extends Module { |
| 21 | /** |
| 22 | * Action handler callable. |
| 23 | * |
| 24 | * @access private |
| 25 | * |
| 26 | * @var callable |
| 27 | */ |
| 28 | private $action_handler; |
| 29 | |
| 30 | /** |
| 31 | * Information about plugins we store temporarily. |
| 32 | * |
| 33 | * @access private |
| 34 | * |
| 35 | * @var array |
| 36 | */ |
| 37 | private $plugin_info = array(); |
| 38 | |
| 39 | /** |
| 40 | * List of all plugins in the installation. |
| 41 | * |
| 42 | * @access private |
| 43 | * |
| 44 | * @var array |
| 45 | */ |
| 46 | private $plugins = array(); |
| 47 | |
| 48 | /** |
| 49 | * List of all updated plugins. |
| 50 | * |
| 51 | * @access private |
| 52 | * |
| 53 | * @var array |
| 54 | */ |
| 55 | private $plugins_updated = array(); |
| 56 | |
| 57 | /** |
| 58 | * List of plugins installed during this request. |
| 59 | * |
| 60 | * @access private |
| 61 | * |
| 62 | * @var array |
| 63 | */ |
| 64 | private $plugins_installed = array(); |
| 65 | |
| 66 | /** |
| 67 | * List of all plugin update failures during this request. |
| 68 | * |
| 69 | * @access private |
| 70 | * |
| 71 | * @var array |
| 72 | */ |
| 73 | private $plugins_update_failures = array(); |
| 74 | |
| 75 | /** |
| 76 | * State |
| 77 | * |
| 78 | * @access private |
| 79 | * |
| 80 | * @var array |
| 81 | */ |
| 82 | private $state = array(); |
| 83 | |
| 84 | /** |
| 85 | * Sync module name. |
| 86 | * |
| 87 | * @access public |
| 88 | * |
| 89 | * @return string |
| 90 | */ |
| 91 | public function name() { |
| 92 | return 'plugins'; |
| 93 | } |
| 94 | |
| 95 | /** |
| 96 | * Initialize plugins action listeners. |
| 97 | * |
| 98 | * @access public |
| 99 | * |
| 100 | * @param callable $callable Action handler callable. |
| 101 | */ |
| 102 | public function init_listeners( $callable ) { |
| 103 | $this->action_handler = $callable; |
| 104 | |
| 105 | add_action( 'deleted_plugin', array( $this, 'deleted_plugin' ), 10, 2 ); |
| 106 | add_action( 'activated_plugin', $callable, 10, 2 ); |
| 107 | add_action( 'deactivated_plugin', $callable, 10, 2 ); |
| 108 | add_action( 'delete_plugin', array( $this, 'delete_plugin' ) ); |
| 109 | add_filter( 'upgrader_pre_install', array( $this, 'populate_plugins' ), 10, 1 ); |
| 110 | add_action( 'upgrader_process_complete', array( $this, 'on_upgrader_completion' ), 10, 2 ); |
| 111 | add_action( 'jetpack_plugin_installed', $callable, 10, 1 ); |
| 112 | add_action( 'jetpack_plugin_update_failed', $callable, 10, 4 ); |
| 113 | add_action( 'jetpack_plugins_updated', $callable, 10, 2 ); |
| 114 | add_action( 'jetpack_edited_plugin', $callable, 10, 2 ); |
| 115 | add_action( 'wp_ajax_edit-theme-plugin-file', array( $this, 'plugin_edit_ajax' ), 0 ); |
| 116 | |
| 117 | // Note that we don't simply 'expand_plugin_data' on the 'delete_plugin' action here because the plugin file is deleted when that action finishes. |
| 118 | add_filter( 'jetpack_sync_before_enqueue_activated_plugin', array( $this, 'expand_plugin_data' ) ); |
| 119 | add_filter( 'jetpack_sync_before_enqueue_deactivated_plugin', array( $this, 'expand_plugin_data' ) ); |
| 120 | } |
| 121 | |
| 122 | /** |
| 123 | * Fetch and populate all current plugins before upgrader installation. |
| 124 | * |
| 125 | * @access public |
| 126 | * |
| 127 | * @param bool|WP_Error $response Install response, true if successful, WP_Error if not. |
| 128 | */ |
| 129 | public function populate_plugins( $response ) { |
| 130 | if ( ! function_exists( 'get_plugins' ) ) { |
| 131 | require_once ABSPATH . 'wp-admin/includes/plugin.php'; |
| 132 | } |
| 133 | $this->plugins = get_plugins(); |
| 134 | return $response; |
| 135 | } |
| 136 | |
| 137 | /** |
| 138 | * Handler for the upgrader success finishes. |
| 139 | * |
| 140 | * @access public |
| 141 | * |
| 142 | * @param \WP_Upgrader $upgrader Upgrader instance. |
| 143 | * @param array $details Array of bulk item update data. |
| 144 | */ |
| 145 | public function on_upgrader_completion( $upgrader, $details ) { |
| 146 | if ( ! isset( $details['type'] ) ) { |
| 147 | return; |
| 148 | } |
| 149 | if ( 'plugin' !== $details['type'] ) { |
| 150 | return; |
| 151 | } |
| 152 | |
| 153 | if ( ! isset( $details['action'] ) ) { |
| 154 | return; |
| 155 | } |
| 156 | |
| 157 | $plugins = ( isset( $details['plugins'] ) ? $details['plugins'] : null ); |
| 158 | if ( empty( $plugins ) ) { |
| 159 | $plugins = ( isset( $details['plugin'] ) ? array( $details['plugin'] ) : null ); |
| 160 | } |
| 161 | |
| 162 | // For plugin installer. |
| 163 | if ( empty( $plugins ) && method_exists( $upgrader, 'plugin_info' ) ) { |
| 164 | // @phan-suppress-next-line PhanUndeclaredMethod -- Checked above. See also https://github.com/phan/phan/issues/1204. |
| 165 | $plugins = array( $upgrader->plugin_info() ); |
| 166 | } |
| 167 | |
| 168 | if ( empty( $plugins ) ) { |
| 169 | return; // We shouldn't be here. |
| 170 | } |
| 171 | |
| 172 | switch ( $details['action'] ) { |
| 173 | case 'update': |
| 174 | $this->state = array( |
| 175 | 'is_autoupdate' => Jetpack_Constants::is_true( 'JETPACK_PLUGIN_AUTOUPDATE' ), |
| 176 | ); |
| 177 | $errors = $this->get_errors( $upgrader->skin ); |
| 178 | if ( $errors ) { |
| 179 | foreach ( $plugins as $slug ) { // Accumulate failures and defer to shutdown, to reduce request-time lag. |
| 180 | $this->plugins_update_failures[] = array( |
| 181 | 'plugin' => $this->get_plugin_info( $slug ), |
| 182 | 'code' => $errors['code'], |
| 183 | 'message' => $errors['message'], |
| 184 | 'state' => $this->state, |
| 185 | ); |
| 186 | } |
| 187 | if ( ! has_action( 'shutdown', array( $this, 'sync_plugins_update_failed' ) ) ) { |
| 188 | add_action( 'shutdown', array( $this, 'sync_plugins_update_failed' ), 9 ); |
| 189 | } |
| 190 | |
| 191 | return; |
| 192 | } |
| 193 | |
| 194 | $this->plugins_updated = array_map( array( $this, 'get_plugin_info' ), $plugins ); |
| 195 | add_action( 'shutdown', array( $this, 'sync_plugins_updated' ), 9 ); |
| 196 | |
| 197 | break; |
| 198 | case 'install': |
| 199 | // Accumulate installs and defer to shutdown. |
| 200 | $this->plugins_installed = array_merge( |
| 201 | $this->plugins_installed, |
| 202 | array_map( array( $this, 'get_plugin_info' ), $plugins ) |
| 203 | ); |
| 204 | if ( ! has_action( 'shutdown', array( $this, 'sync_plugins_installed' ) ) ) { |
| 205 | add_action( 'shutdown', array( $this, 'sync_plugins_installed' ), 9 ); |
| 206 | } |
| 207 | |
| 208 | break; |
| 209 | } |
| 210 | } |
| 211 | |
| 212 | /** |
| 213 | * Retrieve the plugin information by a plugin slug. |
| 214 | * |
| 215 | * @access private |
| 216 | * |
| 217 | * @param string $slug Plugin slug. |
| 218 | * @return array Plugin information. |
| 219 | */ |
| 220 | private function get_plugin_info( $slug ) { |
| 221 | $plugins = get_plugins(); // Get the most up to date info. |
| 222 | if ( isset( $plugins[ $slug ] ) ) { |
| 223 | return array_merge( array( 'slug' => $slug ), $plugins[ $slug ] ); |
| 224 | } |
| 225 | // Try grabbing the info from before the update. |
| 226 | return isset( $this->plugins[ $slug ] ) ? array_merge( array( 'slug' => $slug ), $this->plugins[ $slug ] ) : array( 'slug' => $slug ); |
| 227 | } |
| 228 | |
| 229 | /** |
| 230 | * Retrieve upgrade errors. |
| 231 | * |
| 232 | * @access private |
| 233 | * |
| 234 | * @param \Automatic_Upgrader_Skin|\WP_Upgrader_Skin $skin The upgrader skin being used. |
| 235 | * @return array|boolean Error on error, false otherwise. |
| 236 | */ |
| 237 | private function get_errors( $skin ) { |
| 238 | // @phan-suppress-next-line PhanUndeclaredMethod -- Checked before being called. See also https://github.com/phan/phan/issues/1204. |
| 239 | $errors = method_exists( $skin, 'get_errors' ) ? $skin->get_errors() : null; |
| 240 | if ( is_wp_error( $errors ) ) { |
| 241 | $error_code = $errors->get_error_code(); |
| 242 | if ( ! empty( $error_code ) ) { |
| 243 | return array( |
| 244 | 'code' => $error_code, |
| 245 | 'message' => $errors->get_error_message(), |
| 246 | ); |
| 247 | } |
| 248 | } |
| 249 | |
| 250 | if ( isset( $skin->result ) ) { |
| 251 | $errors = $skin->result; |
| 252 | if ( is_wp_error( $errors ) ) { |
| 253 | return array( |
| 254 | 'code' => $errors->get_error_code(), |
| 255 | 'message' => $errors->get_error_message(), |
| 256 | ); |
| 257 | } |
| 258 | |
| 259 | if ( empty( $skin->result ) ) { |
| 260 | return array( |
| 261 | 'code' => 'unknown', |
| 262 | 'message' => __( 'Unknown Plugin Update Failure', 'jetpack-sync' ), |
| 263 | ); |
| 264 | } |
| 265 | } |
| 266 | return false; |
| 267 | } |
| 268 | |
| 269 | /** |
| 270 | * Handle plugin ajax edit in the administration. |
| 271 | * |
| 272 | * @access public |
| 273 | * |
| 274 | * @todo Update this method to use WP_Filesystem instead of fopen/fclose. |
| 275 | */ |
| 276 | public function plugin_edit_ajax() { |
| 277 | // This validation is based on wp_edit_theme_plugin_file(). |
| 278 | if ( empty( $_POST['file'] ) ) { |
| 279 | return; |
| 280 | } |
| 281 | |
| 282 | $file = wp_unslash( $_POST['file'] ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- Validated manually just after. |
| 283 | if ( 0 !== validate_file( $file ) ) { |
| 284 | return; |
| 285 | } |
| 286 | |
| 287 | if ( ! isset( $_POST['newcontent'] ) ) { |
| 288 | return; |
| 289 | } |
| 290 | |
| 291 | if ( ! isset( $_POST['nonce'] ) ) { |
| 292 | return; |
| 293 | } |
| 294 | |
| 295 | if ( empty( $_POST['plugin'] ) ) { |
| 296 | return; |
| 297 | } |
| 298 | |
| 299 | $plugin = wp_unslash( $_POST['plugin'] ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- Validated manually just after. |
| 300 | if ( ! current_user_can( 'edit_plugins' ) ) { |
| 301 | return; |
| 302 | } |
| 303 | |
| 304 | if ( ! wp_verify_nonce( $_POST['nonce'], 'edit-plugin_' . $file ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput -- WP core doesn't pre-sanitize nonces either. |
| 305 | return; |
| 306 | } |
| 307 | $plugins = get_plugins(); |
| 308 | if ( ! array_key_exists( $plugin, $plugins ) ) { |
| 309 | return; |
| 310 | } |
| 311 | |
| 312 | if ( 0 !== validate_file( $file, get_plugin_files( $plugin ) ) ) { |
| 313 | return; |
| 314 | } |
| 315 | |
| 316 | $real_file = WP_PLUGIN_DIR . '/' . $file; |
| 317 | |
| 318 | // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_is_writable |
| 319 | if ( ! is_writable( $real_file ) ) { |
| 320 | return; |
| 321 | } |
| 322 | |
| 323 | // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fopen |
| 324 | $file_pointer = fopen( $real_file, 'w+' ); |
| 325 | if ( false === $file_pointer ) { |
| 326 | return; |
| 327 | } |
| 328 | // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fclose |
| 329 | fclose( $file_pointer ); |
| 330 | /** |
| 331 | * This action is documented already in this file |
| 332 | */ |
| 333 | do_action( 'jetpack_edited_plugin', $plugin, $plugins[ $plugin ] ); |
| 334 | } |
| 335 | |
| 336 | /** |
| 337 | * Handle plugin deletion. |
| 338 | * |
| 339 | * @access public |
| 340 | * |
| 341 | * @param string $plugin_path Path to the plugin main file. |
| 342 | */ |
| 343 | public function delete_plugin( $plugin_path ) { |
| 344 | $full_plugin_path = WP_PLUGIN_DIR . DIRECTORY_SEPARATOR . $plugin_path; |
| 345 | |
| 346 | // Checking for file existence because some sync plugin module tests simulate plugin installation and deletion without putting file on disk. |
| 347 | if ( file_exists( $full_plugin_path ) ) { |
| 348 | $all_plugin_data = get_plugin_data( $full_plugin_path ); |
| 349 | $data = array( |
| 350 | 'name' => $all_plugin_data['Name'], |
| 351 | 'version' => $all_plugin_data['Version'], |
| 352 | ); |
| 353 | } else { |
| 354 | $data = array( |
| 355 | 'name' => $plugin_path, |
| 356 | 'version' => 'unknown', |
| 357 | ); |
| 358 | } |
| 359 | |
| 360 | $this->plugin_info[ $plugin_path ] = $data; |
| 361 | } |
| 362 | |
| 363 | /** |
| 364 | * Invoked after plugin deletion. |
| 365 | * |
| 366 | * @access public |
| 367 | * |
| 368 | * @param string $plugin_path Path to the plugin main file. |
| 369 | * @param boolean $is_deleted Whether the plugin was deleted successfully. |
| 370 | */ |
| 371 | public function deleted_plugin( $plugin_path, $is_deleted ) { |
| 372 | call_user_func( $this->action_handler, $plugin_path, $is_deleted, $this->plugin_info[ $plugin_path ] ); |
| 373 | unset( $this->plugin_info[ $plugin_path ] ); |
| 374 | } |
| 375 | |
| 376 | /** |
| 377 | * Expand the plugins within a hook before they are serialized and sent to the server. |
| 378 | * |
| 379 | * @access public |
| 380 | * |
| 381 | * @param array $args The hook parameters. |
| 382 | * @return array $args The expanded hook parameters. |
| 383 | */ |
| 384 | public function expand_plugin_data( $args ) { |
| 385 | $plugin_path = $args[0]; |
| 386 | $plugin_data = array(); |
| 387 | |
| 388 | if ( ! function_exists( 'get_plugins' ) ) { |
| 389 | require_once ABSPATH . 'wp-admin/includes/plugin.php'; |
| 390 | } |
| 391 | $all_plugins = get_plugins(); |
| 392 | if ( isset( $all_plugins[ $plugin_path ] ) ) { |
| 393 | $all_plugin_data = $all_plugins[ $plugin_path ]; |
| 394 | $plugin_data['name'] = $all_plugin_data['Name']; |
| 395 | $plugin_data['version'] = $all_plugin_data['Version']; |
| 396 | } |
| 397 | |
| 398 | return array( |
| 399 | $args[0], |
| 400 | $args[1], |
| 401 | $plugin_data, |
| 402 | ); |
| 403 | } |
| 404 | |
| 405 | /** |
| 406 | * Helper method for firing the 'jetpack_plugins_updated' action on shutdown. |
| 407 | * |
| 408 | * @access public |
| 409 | */ |
| 410 | public function sync_plugins_updated() { |
| 411 | /** |
| 412 | * Sync that a plugin update |
| 413 | * |
| 414 | * @since 1.6.3 |
| 415 | * @since-jetpack 5.8.0 |
| 416 | * |
| 417 | * @module sync |
| 418 | * |
| 419 | * @param array () $plugin, Plugin Data |
| 420 | */ |
| 421 | do_action( 'jetpack_plugins_updated', $this->plugins_updated, $this->state ); |
| 422 | } |
| 423 | |
| 424 | /** |
| 425 | * Helper method for firing the 'jetpack_plugin_installed' action on shutdown. |
| 426 | * |
| 427 | * @access public |
| 428 | */ |
| 429 | public function sync_plugins_installed() { |
| 430 | if ( empty( $this->plugins_installed ) ) { |
| 431 | return; |
| 432 | } |
| 433 | /** |
| 434 | * Signals to the sync listener that a plugin was installed and a sync action |
| 435 | * reflecting the installation and the plugin info should be sent. |
| 436 | * |
| 437 | * @since 1.6.3 |
| 438 | * @since-jetpack 5.8.0 |
| 439 | * |
| 440 | * @module sync |
| 441 | * |
| 442 | * @param array () $plugin, Plugin Data |
| 443 | */ |
| 444 | do_action( 'jetpack_plugin_installed', $this->plugins_installed ); |
| 445 | } |
| 446 | |
| 447 | /** |
| 448 | * Helper method for firing the 'jetpack_plugin_update_failed' actions on shutdown. |
| 449 | * |
| 450 | * @access public |
| 451 | */ |
| 452 | public function sync_plugins_update_failed() { |
| 453 | if ( empty( $this->plugins_update_failures ) ) { |
| 454 | return; |
| 455 | } |
| 456 | foreach ( $this->plugins_update_failures as $failure ) { |
| 457 | /** |
| 458 | * Sync that a plugin update failed |
| 459 | * |
| 460 | * @since 1.6.3 |
| 461 | * @since-jetpack 5.8.0 |
| 462 | * |
| 463 | * @module sync |
| 464 | * |
| 465 | * @param array $plugin Plugin Data |
| 466 | * @param string $code Error code |
| 467 | * @param string $message Error message |
| 468 | * @param array $state State data |
| 469 | */ |
| 470 | do_action( 'jetpack_plugin_update_failed', $failure['plugin'], $failure['code'], $failure['message'], $failure['state'] ); |
| 471 | } |
| 472 | } |
| 473 | } |